Preferred Stocks (Tables)

12 Months Ended

Dec. 31, 2016

Class of Stock Disclosures [Abstract]

Preferred stock

Preferred stocks at December 31 were as follows:

	2016		2015
(In thousands, except shares and per share amounts)
Authorized:
Preferred -
500,000 shares, cumulative, par value $100, issuable in series
Preferred stock A -
1,000,000 shares, cumulative, without par value, issuable in series (none outstanding)
Preference -
500,000 shares, cumulative, without par value, issuable in series (none outstanding)
Outstanding:
4.50% Series - 100,000 shares	$	10,000	$	10,000
4.70% Series - 50,000 shares	5,000		5,000
Total preferred stocks	$	15,000	$	15,000